Common Mode Transient Immunity (Min):	15kV/µs
Supplier Device Package:	16-SOIC
Package / Case:	16-SOIC (0.295", 7.50mm Width)
Mounting Type:	Surface Mount
Operating Temperature:	-40°C ~ 85°C
Voltage - Supply:	3 V ~ 5.5 V, 4.5 V ~ 5.5 V
Rise / Fall Time (Typ):	12ns, 12ns
Pulse Width Distortion (Max):	--
Propagation Delay tpLH / tpHL (Max):	--
Data Rate:	20Mbps
Series:	IsoLoop®
Voltage - Isolation:	2500Vrms
Channel Type:	Unidirectional
Inputs - Side 1/Side 2:	1/1
Number of Channels:	2
Isolated Power:	No
Type:	RS422, RS485
Technology:	GMR (Giant Magnetoresistive)
Part Status:	Active
Packaging:	Tube

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Digital Isolators: IL3485E Application Field and Working Principle

Digital isolation is a method used to transfer signals between two different circuits by utilizing interfacing or isolating principles. The isolation section of a device typically functions to separate the two circuits, preventing the interference of the signals of one circuit into the other. However, the isolation component will require a balance of its own power consumption and data rate performance. With advancing technology, many digital isolator technologies with more power and longer lifetime such as the IL3485E have been released, and they are gaining fame in the industry. IL3485E isolators are low-loss, high voltage, isolation amplifiers mainly used to transfer data between different circuits and microchips. Its high-voltage isolation strength and low-noise level accurately transfers data from one circuit to another with no interference. This makes the IL3485E ideal for a variety of applications which require digital isolation from main power and signal lines. Additionally, the IL3485E isolator can also amplify signals before transmitting them through its isolation barrier. This amplifier along with the low isolation enables data transmission at high rate of up to 15 Mbps for optimal performance. In addition, the IL3485E provides power saving features such as a low power sleep mode and low signal current output. One of the main applications of the IL3485E is in the industrial automation industry. The IL3485E isolator is used to transfer signals in automation systems such as industrial process control monitoring systems. The IL3485E is also used in military applications, providing data transmission in high voltage environments. In order for these military applications to be effective, accurate data transmission is needed, and the IL3485E isolator provides reliable and secure data communication over long distances.Another application of the IL3485E is in medical devices and devices that require high-speed, low-noise data transfer. In medical applications, its low power consumption and high isolation level allow for accurate data transfer in high-voltage circuits. Furthermore, its high performance digital isolators help minimize electromagnetic interference and noise, especially in high-frequency applications. To understand the working principle of the IL3485E, it is important to first understand its basic internal structure. Inside the device are two transistors connected with an isolation section. The first transistor is used to drive the isolation section while the second transistor is used to transfer data from one circuit to another. When the isolation section receives a signal, it will trigger the first transistor to drive a signal to the second transistor. This signal then triggers the second transistor, which transfers the signal to the other side of the device. The IL3485E will then amplify the signal before it is sent back to the other side through the isolation section. This is the basic working principle of the IL3485E. In summary, the IL3485E is one of the most advanced digital isolator on the market. Its low power consumption, high-voltage isolation level and low-noise level make it an ideal choice for many industrial applications which require data transmission with no interference. Its low power sleep mode and low signal current output also provide power saving features. Additionally, its working principle is reliant on two transistors and an isolation section, allowing for an accurate and secure data transmission.

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